Mayfield is a residential subdivision in Middleburg in Clay County, in the unincorporated community that spreads south and west of Orange Park along Blanding Boulevard and the Black Creek forks. Middleburg is known for its semi-rural character, with subdivisions set among pine flatwoods, wetlands and creek bottoms, and larger country lots further out along roads toward Jennings State Forest. Homes in communities like Mayfield are generally detached single-family houses, with schools, shopping and services concentrated along the Blanding corridor and around the Middleburg town centre. Public schools are part of Clay County District Schools, and Black Creek itself is a local landmark for boating and fishing. Orange Park and the St. Johns River lie east of the community. Browse current Mayfield homes for sale below.